Home / 15,754.10-23,629.80-5,223.02

Finding the Fourth Proportional to 15,754.10, 23,629.80 and 5,223.02

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Solution

The fourth proportional to 15,754.10, 23,629.80 and 5,223.02 is: 7,834.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754.10 : 23,629.80 = 5,223.02 : x
  2. Step 2: Convert to fraction form
    15,754.10/23,629.80 = 5,223.02/x
  3. Step 3: Cross multiply
    15,754.10x = 23,629.80 × 5,223.02
  4. Step 4: Simplify right side
    15,754.10x = 123,418,918.00
  5. Step 5: Solve for x
    x = 123,418,918.00/15,754.10
  6. Step 6: Final answer
    x = 7,834.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.